"When it comes to tennis games in 2018, it's game, set, and match for Nintendo and Camelot."
New Ring Shot modes have been added, included Yoshi Ring Shot that allows you to unlock Yoshi variants for a limited time.
Kamek and Dry Bones are coming further down the line, and you can unlock Pauline through the online tournament next month.
But you're going to have to earn them, at first at least.
Pauline is coming as DLC.